Tire tread



FIG. 1 is a perspective view of the tire tread showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is an enlarged plan view of a portion thereof;

FIG. 7 is a sectional view taken along line 7-7 in FIG. 6;

FIG. 8 is a sectional view taken along line 8-8 in FIG. 6; and,

FIG. 9 is a sectional view taken along line 9-9 in FIG. 6.

The broken lines are used to show portions of the tire tread that are not being claimed, and thus form no part of the claimed design. 

CLAIM The ornamental design for a tire tread, as shown and described. 